John VII of Constantinople | |
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Ecumenical Patriarch of Constantinople | |
Installed | 21 January 837 |
Term ended | 4 March 843 |
Predecessor | Antony I of Constantinople |
Successor | Methodius I of Constantinople |
Personal details | |
Born | John Morocharzanios |
Died | Before 867 |
Denomination | Chalcedonian Christianity |
John VII of Constantinople, surnamed Grammatikos or Grammaticus, i.e., "the Grammarian" (Greek: Ἰωάννης Γραμματικός, Iōannīs Grammatikos; died before 867), was Ecumenical Patriarch of Constantinople from 21 January 837 to 4 March 843, died before 867. He is not to be confused with the much earlier philosopher John Philoponus.